CN215669012U - A device is laid to panel reinforcing bar that is used for steel-concrete bridge shear force nail to counterpoint - Google Patents
A device is laid to panel reinforcing bar that is used for steel-concrete bridge shear force nail to counterpoint Download PDFInfo
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- CN215669012U CN215669012U CN202121982638.1U CN202121982638U CN215669012U CN 215669012 U CN215669012 U CN 215669012U CN 202121982638 U CN202121982638 U CN 202121982638U CN 215669012 U CN215669012 U CN 215669012U
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Abstract
The utility model relates to a panel steel bar laying device for aligning shear nails of a reinforced concrete bridge, which comprises concrete bridge panel steel bars (1 a), wherein the concrete bridge panel steel bars (1 a) are mutually vertically crossed to form a horizontal steel bar net (1), a distribution device (2) which is mutually matched is arranged in the steel bar net (1), and the distribution device (2) comprises a positioning pipe (201), a connecting pipe (202) and a partition plate (203); the bottom of the arrangement device (2) is provided with a matched base (3), the base (3) comprises a panel (301) and a groove (302), and the positioning pipe (201) is embedded into the corresponding groove (302). The method has the advantages of saving time and labor, shortening construction period, improving the arrangement precision of the multiple layers of reinforcing steel bars in the concrete bridge deck, effectively ensuring that the multiple layers of reinforcing steel bars reserved in the concrete bridge deck can enable the shear nails prefabricated in factories to be completely inserted into the concrete bridge deck, fixing the concrete bridge deck and enhancing the shear strength of the bridge deck.
Description
Technical Field
The utility model relates to the technical field of steel bar arrangement, in particular to a panel steel bar arrangement device for aligning shear nails of a steel-concrete bridge.
Background
At present, in the steel-concrete bridge construction process, the shear nails on the steel box girders are inserted into the multilayer reinforcing steel bars reserved on the concrete bridge deck, so that the effect of fixing the concrete bridge deck is achieved on the one hand, and the shear strength of the bridge deck can be improved on the other hand. In general, shear nails on the steel box girder are prefabricated and welded in a factory, and the spacing precision of the shear nails is relatively high. However, in the concrete bridge deck construction process, the influence of many factors such as artifical arrangement and ligature multilayer reinforcing bar leads to the inside multilayer reinforcing bar of concrete bridge deck to arrange the precision not high, there is the dislocation in the multilayer reinforcing bar arrangement that the concrete bridge deck reserved, when causing on-the-spot hoist and mount concrete bridge deck, the shear force nail can't all insert the multilayer reinforcing bar that the concrete bridge deck reserved, need consume a large amount of manpowers and carry out the local cutting to the multilayer reinforcing bar that the concrete bridge deck reserved, make the shear force nail all insert the concrete bridge deck, weld the reinforcing bar that cuts off again at last, consuming time power, and influence concrete bridge deck structural strength.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the existing shear nails are time-consuming and labor-consuming when inserted into multiple layers of steel bars, the arrangement precision is low and the structural strength of a bridge deck is influenced, and provides a panel steel bar arrangement device for aligning the shear nails of a steel-concrete bridge, which can save time, manpower and material resources consumed by cutting steel bars when a concrete bridge deck is hoisted on site, shorten the construction period, improve the arrangement precision of the multiple layers of steel bars inside the concrete bridge deck, effectively ensure that the multiple layers of steel bars reserved in the concrete bridge deck can enable the shear nails prefabricated in a factory to be completely inserted into the concrete bridge deck, fix the concrete bridge deck and enhance the shear strength of the bridge deck.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a panel steel bar laying device for aligning shear nails of a reinforced concrete bridge comprises concrete bridge panel steel bars, wherein the concrete bridge panel steel bars are mutually vertically crossed to form a horizontal steel bar mesh, a distribution device which is mutually matched is arranged in the steel bar mesh, the distribution device comprises a group of positioning pipes which are perpendicular to the steel bar mesh, the positioning pipes are embedded in mesh holes of the steel bar mesh, two adjacent positioning pipes are connected through a connecting pipe, and each positioning pipe is internally connected with a vertical partition plate so as to enhance the stability and the transverse rigidity of the distribution device;
the bottom of the arranging device is provided with a matched base, the base comprises a panel, one side of the panel is parallel to the reinforcing mesh, a group of cylindrical grooves are formed in the panel, the grooves are matched with the positioning pipes in a corresponding mode, and the positioning pipes are embedded into the corresponding grooves to further enhance the stability of the arranging device.
Further, the mesh openings of the reinforcing meshes are the same in size.
Furthermore, the positioning pipes are cylindrical hollow steel structures and are uniformly distributed in the mesh holes of the reinforcing mesh, and each positioning pipe is arranged in the middle of each mesh hole.
Furthermore, the connecting pipe is a cylindrical hollow steel structure and is parallel to the reinforcing mesh, and extension lines of two ends of the connecting pipe are intersected with the axis of the positioning pipe.
Furthermore, the grooves are uniformly distributed on the panel and are of a through hole structure penetrating from top to bottom, the inner diameter of each groove is the same as the outer diameter of each positioning tube, and the positioning tubes are just embedded into the corresponding grooves.
Furthermore, the baffle is the crisscross steel sheet structure of cross, and it is fixed on the inner wall of registration arm, and the middle part of baffle is located the axis of registration arm.
Furthermore, the arrangement mode of the positioning pipes of the arrangement device is the same as that of the shear nails on the steel box girder prefabricated in the factory.
Further, the connecting pipe is arranged at 1/4 of the upper part of the positioning pipe, and the height of the groove is 1/4 of the height of the positioning pipe.
Compared with the prior art, the technical scheme of the utility model has the advantages that:
(1) the combined structure of the positioning pipes, the connecting pipes and the partition plates is adopted, so that the stability and the transverse rigidity of the arrangement device are enhanced, and the arrangement precision of the reinforcing steel bars of the concrete bridge deck is improved;
(2) the arrangement device is embedded into the base, so that the stability of the arrangement device is further enhanced, the arrangement precision of the reinforcing steel bars of the concrete deck slab is effectively guaranteed, the shear nails can be completely inserted into the multiple layers of reinforcing steel bars reserved in the concrete deck slab at the later stage, the concrete deck slab is fixed, and the shear strength of the bridge deck can be improved;
(3) the arrangement device and the base are both made of steel structures, have certain mass, rigidity and strength, strengthen the stability of the arrangement device, simultaneously can better resist the deformation of the arrangement device in the binding process of the concrete bridge deck slab reinforcing steel bars, play a role in fixing and positioning the concrete bridge deck slab reinforcing steel bars and ensure the arrangement precision;
(4) the positioning pipe and the connecting pipe are both of cylindrical hollow steel structures, so that the structural strength is ensured, the overall structural quality of the arrangement device can be ensured, and the welding strength and the structural stability are improved;
(5) the partition plate is provided with a cross-shaped steel plate structure, so that the transverse rigidity of the positioning pipe can be further enhanced, and the structural strength and the stability of the arrangement device are ensured;
(6) the device saves time, labor and material resources consumed by cutting the steel bars when the concrete bridge deck is hoisted on site, shortens the construction period, and improves the arrangement precision of the multi-layer steel bars in the concrete bridge deck through the simple and portable steel bar arrangement device.
Drawings
FIG. 1 is a structural diagram of a panel reinforcement arrangement device for aligning shear nails of a steel-concrete bridge according to the present invention;
FIG. 2 is a schematic structural view of a separator according to the present invention;
FIG. 3 is a schematic structural diagram of a base according to the present invention;
FIG. 4 is a top view of the device for laying the reinforcing bars of the panel for aligning the shear nails of the steel-concrete bridge of the present invention;
fig. 5 is a scene diagram of the panel reinforcement arrangement device in practical use.
Detailed Description
Example 1
In order to make the present invention more clear, the following further describes a device for laying reinforcing bars on a panel for aligning shear pins of a steel-concrete bridge according to the present invention, and the specific embodiments described herein are only for explaining the present invention and are not intended to limit the present invention.
Referring to fig. 1 and 4, a device is laid to panel reinforcing bar that is used for steel-concrete bridge shear force nail to counterpoint, includes concrete bridge deck slab reinforcing bar 1a, and concrete bridge deck slab reinforcing bar 1a mutually perpendicular alternately forms a horizontally reinforcing bar net 1, its characterized in that:
the mesh openings 1b of the reinforcing mesh 1 are the same in size, the arrangement devices 2 which are matched with each other are arranged in the reinforcing mesh 1, each arrangement device 2 comprises a group of positioning pipes 201 which are perpendicular to the reinforcing mesh 1, the positioning pipes 201 are cylindrical hollow steel structures and are uniformly distributed in the mesh openings 1b of the reinforcing mesh 1, and each positioning pipe 201 is arranged in the middle of the mesh opening 1 b;
two adjacent positioning pipes 201 are connected through a connecting pipe 202, the connecting pipe 202 is a cylindrical hollow steel structure and is arranged in parallel to the reinforcing mesh 1, and extension lines of two ends of the connecting pipe 202 are intersected with the axis of the positioning pipe 201;
referring to fig. 1, 2 and 4, a vertical partition plate 203 is connected in each positioning tube 201, the partition plate 203 is a cross-shaped steel plate structure and fixed on the inner wall of the positioning tube 201, and the middle part of the partition plate 203 is located on the axis of the positioning tube 201 to enhance the stability and the transverse rigidity of the arrangement device;
referring to fig. 1 and 3, the bottom of the arranging device 2 is provided with a matching base 3, the base 3 comprises a panel 301 with one side parallel to the reinforcing mesh 1, a group of cylindrical grooves 302 are uniformly arranged on the panel 301, the grooves 302 are correspondingly matched with the positioning tubes 201, and the positioning tubes 201 are just embedded into the corresponding grooves 302 for further enhancing the stability of the arranging device.
In the utility model, the arrangement mode of the positioning pipes of the arrangement device 2 is the same as that of the shear nails on the steel box girder prefabricated in a factory.
In this embodiment, the arrangement device 2 and the base 3 both adopt plastic-coated steel, the surface of the steel structure is uniformly coated with a layer of PE material, and the thickness of the coating is controlled to be about 600 micrometers, so that the corrosion resistance and the friction resistance of the device can be improved while the strength, the rigidity and the stability of the device are ensured, and the service life of the device is prolonged.
The positioning pipe 201 is of a cylindrical hollow steel structure, so that the structural strength is ensured, the overall mass of the arrangement device 2 can be reduced, and the carrying pressure on the arrangement device during the arrangement process of the concrete deck slab reinforcing steel bars 1a and before the penetration of the shear nails is relieved;
the connecting pipe 202 is of a cylindrical hollow steel structure, so that the structural strength and the control quality can be guaranteed, and the connecting pipe 202 and the positioning pipe 201 can be conveniently welded by adopting the cylindrical hollow steel structure, so that the welding strength of the connecting pipe 202 and the positioning pipe 201 is enhanced, and the structural stability of the cloth arranging device 2 is enhanced;
the partition plate 203 is of a cross-shaped steel panel structure, the partition plate 203 is welded and fixed on the inner wall of the positioning tube 201, the transverse rigidity of the positioning tube 201 is further enhanced, and the structural strength and the stability of the arrangement device 2 are guaranteed;
preferably, as shown in fig. 1, the height of the positioning tube 201 is at least 4 times the height of the multi-layer steel bars, and the welding position of the connecting tube 202 is at 1/4 on the upper part of the positioning tube 201.
Preferably, as shown in fig. 1, the height of the groove 302 is 1/4 of the height of the positioning pipe 201, so that the concrete bridge deck steel bar 1a is positioned above the deck 301 of the base 3.
The arrangement mode of the positioning pipes 201 in the arrangement device 2 is consistent with that of the shear nails prefabricated in a factory, and the arrangement precision of the reinforcing steel bars under the cooperation of the arrangement device 2 and the base 3 is ensured by controlling the diameters of the positioning pipes, so that the shear nails are all inserted into the multiple layers of reinforcing steel bars reserved on the concrete bridge deck.
The concrete bridge deck slab reinforcing steel bars are welded through the connecting pipes 202 between the positioning pipes 201, arrangement of the concrete bridge deck slab reinforcing steel bars 1a is completed under the matching of the arrangement devices 2 and the bases 3, in order to further guarantee the arrangement precision of the concrete bridge deck slab reinforcing steel bars 1a, the arrangement devices 2 are always kept to be inserted into reserved multi-layer reinforcing steel bars of the concrete bridge deck slab 1a in the concrete bridge deck slab concrete pouring process and the concrete bridge deck slab hoisting process to the site, the arrangement devices are guaranteed to be always in a non-separated state with the multi-layer reinforcing steel bars of the concrete bridge deck slab in the concrete bridge deck slab hoisting process through the connecting pipes, and before the shear nails and the reserved reinforcing steel bars of the concrete bridge deck slab are aligned, the arrangement devices are taken out.
The concrete steps of the application of the panel reinforcing steel bar arrangement device aiming at the alignment of the shear nails of the steel-concrete bridge are as follows:
(1) firstly, determining the diameter of the positioning tube 201 and the arrangement mode of the positioning tube 201 and the groove 302 in the base 3 according to the size, the distance and the arrangement mode of shear nails welded on the surface of a steel box girder prefabricated in a factory;
(2) determining the heights of a plurality of layers of steel bars according to the number of the layers of the steel bars arranged in the concrete bridge deck, determining the heights of the positioning pipe 201 and the groove 302 according to the heights of the plurality of layers of steel bars and by combining the optimal scheme, and further determining the welding height of the connecting pipe 202;
(3) manufacturing a distributing device 2 and a base 3, and enabling the steel bars subjected to the pretreatment procedures of straightening, dirt removal and the like to pass through the steel bar distributing device, and orderly distributing and binding the steel bars from bottom to top, so as to ensure that the steel bars at the positions of the multiple layers of steel bars reserved on the concrete bridge deck are tightly attached to the outer wall of the main body of the distributing device in the distributing and binding processes;
(4) after the installation of the multiple layers of reinforcing steel bars in the concrete bridge deck is finished, the arrangement device 2 is always inserted into the multiple layers of reinforcing steel bars, and after the multiple layers of reinforcing steel bars are subjected to a series of operations such as concrete pouring, curing and the like, the concrete bridge deck and the arrangement device at the multiple layers of reinforcing steel bars reserved in the concrete bridge deck are transported to a bridge deck construction site together to ensure the arrangement precision of the multiple layers of reinforcing steel bars;
(5) before the process construction that the shear force nail will alternate into the multilayer reinforcing bar that the concrete decking was reserved, take out device 2 of arranging, effectively guarantee that whole shear force nails alternate completely into the multilayer reinforcing bar in the concrete decking that the high accuracy was arranged, when playing fixed concrete decking, also can improve the shear strength of bridge floor.
The panel reinforcing steel bar laying device saves time, labor and material resources consumed by cutting reinforcing steel bars when a concrete bridge panel is hoisted on site, improves the arrangement precision of multilayer reinforcing steel bars inside the concrete bridge panel through the simple and portable reinforcing steel bar arrangement device, effectively ensures that the multilayer reinforcing steel bars reserved on the concrete bridge panel can enable shear nails prefabricated in a factory to be completely inserted into the multilayer reinforcing steel bars, plays a role in fixing the concrete bridge panel and simultaneously can enhance the shear strength of a bridge floor, and has important practical significance.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a device is laid to panel reinforcing bar that is used for steel-concrete bridge roof beam shear force nail to counterpoint, includes concrete bridge deck slab reinforcing bar (1 a), and concrete bridge deck slab reinforcing bar (1 a) mutually perpendicular alternately forms a horizontally reinforcing bar net (1), its characterized in that:
the arrangement device (2) which is matched with each other is arranged in the reinforcing mesh (1), the arrangement device (2) comprises a group of positioning pipes (201) which are perpendicular to the reinforcing mesh (1), the positioning pipes (201) are embedded in meshes (1 b) of the reinforcing mesh (1), two adjacent positioning pipes (201) are connected through connecting pipes (202), and each positioning pipe (201) is internally connected with a vertical partition plate (203);
the bottom of the arrangement device (2) is provided with a matched base (3), the base (3) comprises a panel (301) with one side parallel to the reinforcing mesh (1), a group of cylindrical grooves (302) are formed in the panel (301), the grooves (302) are correspondingly matched with the positioning pipes (201), and the positioning pipes (201) are embedded into the corresponding grooves (302).
2. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1, wherein:
the mesh openings (1 b) of the reinforcing mesh (1) are the same in size.
3. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1 or 2, wherein:
the positioning pipes (201) are cylindrical hollow steel structures and are uniformly distributed in meshes (1 b) of the reinforcing mesh (1), and each positioning pipe (201) is arranged in the middle of each mesh (1 b).
4. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1 or 2, wherein:
the connecting pipe (202) is a cylindrical hollow steel structure and is arranged in parallel to the reinforcing mesh (1), and extension lines of two ends of the connecting pipe (202) are intersected with the axis of the positioning pipe (201).
5. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1 or 2, wherein:
the grooves (302) are uniformly distributed on the panel (301) and are of a through hole structure penetrating through the upper portion and the lower portion, the inner diameter of each groove (302) is the same as the outer diameter of each positioning tube (201), and each positioning tube (201) is just embedded into the corresponding groove (302).
6. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1 or 2, wherein:
the baffle (203) is a cross-shaped crossed steel plate structure and is fixed on the inner wall of the positioning pipe (201), and the middle part of the baffle (203) is positioned on the axis of the positioning pipe (201).
7. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1 or 2, wherein:
the arrangement mode of the positioning pipes (201) of the arrangement device (2) is the same as that of shear nails on a steel box girder prefabricated in a factory.
8. The panel steel bar laying device for the alignment of the shear nails of the steel-concrete bridge according to claim 1 or 2, wherein:
the connecting pipe (202) is arranged at 1/4 on the upper part of the positioning pipe (201), and the height of the groove (302) is 1/4 of the height of the positioning pipe (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121982638.1U CN215669012U (en) | 2021-08-23 | 2021-08-23 | A device is laid to panel reinforcing bar that is used for steel-concrete bridge shear force nail to counterpoint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121982638.1U CN215669012U (en) | 2021-08-23 | 2021-08-23 | A device is laid to panel reinforcing bar that is used for steel-concrete bridge shear force nail to counterpoint |
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| Publication Number | Publication Date |
|---|---|
| CN215669012U true CN215669012U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121982638.1U Active CN215669012U (en) | 2021-08-23 | 2021-08-23 | A device is laid to panel reinforcing bar that is used for steel-concrete bridge shear force nail to counterpoint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215669012U (en) |
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2021
- 2021-08-23 CN CN202121982638.1U patent/CN215669012U/en active Active
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